Update readme.md file

Author: glgeorgiou

README.md

@@ -3,3 +3,12 @@ Test repository using Python end Selenium in testing process of the S/W web deve
 
 <h2>About this repo</h2>
 This repo was created for education purposes on Selenium using Python course. The educational source is a <a href="https://www.udemy.com/course/learn-selenium-automation-in-easy-python-language/" target="_blank">Udemy course</a>
+
+<h2>Installation</h2>
+<ol>
+	<li>Install <a href="https://www.python.org/downloads/" target="_blank">Python </a>  </li>
+	<li>Install <a href="https://pypi.org/project/selenium/" target="_blank">Selenium </a></li>
+	<li>Install <a href="https://www.jetbrains.com/pycharm/" target="_blank">PyCharm </a>IDE</li>
+	<li>Start a new blank project in PyCharm IDE and configure the interpreter in a such was so that to execute <i>python.exe</i> from the Python's installation folder</li>	
+	<li>In PyCharm IDE import the Selenium package </li>	
+</ol>